//
//  Student.h
//  OC2_实例变量可见度_方法
//
//  Created by dllo on 16/2/25.
//  Copyright © 2016年 Apon. All rights reserved.
//

#import "Person.h"

@interface Student : Person /**< 注意:父类是Person */
{
   /** 子类中声明自己特有的实例变量和方法. */
    float _grade;
    NSString *_classroomName;
    
}
- (void)setGrade:(float)grade;
- (float)grade;

- (void)setclassroomName:(NSString *)classroomName;
- (NSString *)classroomName;

@end
